Bill Clinton male (New York, NY, United States)

William Jefferson "Bill" Clinton (born William Jefferson Blythe III on August 19, 1946) was the 42nd President of the United States, serving from...

Tom Harris male

Tom Harris is Executive Director of the Natural Resources Stewardship Project. He is prominent as a global warming skeptic. Until September 2006,...

Bill McKibben male

Bill McKibben is an American environmentalist and writer who frequently writes about global warming, alternative energy, and the risks associated...

Jeff Luers male

Jeff "Free" Luers is an environmental activist from Los Angeles, California, currently serving a twenty-two year prison sentence for arson....

Tim Flannery male

Professor Timothy Fridtjof Flannery (born 28 January 1956) is an Australian mammologist, palaeontologist and global warming activist. Flannery was...

Richard Lindzen male (Cambridge, ma, United States)

Richard Siegmund Lindzen, Ph.D., (born February 8, 1940) is an atmospheric physicist and the Alfred P. Sloan Professor of Meteorology at the...

Elizabeth Kolbert female

Elizabeth Kolbert (b.1961) is a journalist and author best known for her book on global warming titled "Field Notes from a Catastrophe". Kolbert...

Thom Hartmann male

Thom Hartmann (b. May 7, 1951) is an American broadcaster, three-time Project Censored Award Winning New York Times bestselling author, and former...

Stephen Schneider male

Stephen H. Schneider (born c. 1945) is Professor of Environmental Biology and Global Change (and Professor by Courtesy in the Department of Civil...

Ross Gelbspan male (El Cerrito, ca, United States)

Ross Gelbspan is an American writer and activist. He has written two books relating to global warming-- "The Heat Is On" (1997) and "Boiling Point"...